A curated collection of the most powerful quotes about decision-making from investors, philosophers, scientists, leaders, and thinkers — organized by theme for quick reference and daily inspiration.
"The first principle is that you must not fool yourself — and you are the easiest person to fool." — Richard Feynman
"It is remarkable how much long-term advantage people like us have gotten by trying to be consistently not stupid, instead of trying to be very intelligent." — Charlie Munger
"The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge." — Daniel Boorstin
"We don't see things as they are, we see them as we are." — Anais Nin
"Clear thinking requires courage rather than intelligence." — Thomas Szasz
"Risk comes from not knowing what you're doing." — Warren Buffett
"The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks." — Mark Zuckerberg
"More is lost by indecision than wrong decision." — Marcus Tullius Cicero
"In any moment of decision, the best thing you can do is the right thing, the next best thing is the wrong thing, and the worst thing you can do is nothing." — Theodore Roosevelt
"The four most dangerous words in investing are: 'this time it's different.'" — Sir John Templeton
"Someone's sitting in the shade today because someone planted a tree a long time ago." — Warren Buffett
"The stock market is a device for transferring money from the impatient to the patient." — Warren Buffett
"Compound interest is the eighth wonder of the world. He who understands it, earns it. He who doesn't, pays it." — Albert Einstein (attributed)
"Plans are worthless, but planning is everything." — Dwight D. Eisenhower
"The best time to plant a tree was 20 years ago. The second best time is now." — Chinese Proverb
"It's good to learn from your mistakes. It's better to learn from other people's mistakes." — Warren Buffett
"I have not failed. I've just found 10,000 ways that won't work." — Thomas Edison
"Experience is what you get when you didn't get what you wanted." — Randy Pausch
"Failure is simply the opportunity to begin again, this time more intelligently." — Henry Ford
"The only real mistake is the one from which we learn nothing." — Henry Ford
"Simplicity is the ultimate sophistication." — Leonardo da Vinci
"The difference between successful people and really successful people is that really successful people say no to almost everything." — Warren Buffett
"If you can't explain it simply, you don't understand it well enough." — Albert Einstein
"Deciding what not to do is as important as deciding what to do." — Steve Jobs
"The art of being wise is the art of knowing what to overlook." — William James
"Be fearful when others are greedy and greedy when others are fearful." — Warren Buffett
"In the middle of difficulty lies opportunity." — Albert Einstein
"The impediment to action advances action. What stands in the way becomes the way." — Marcus Aurelius
"You miss 100% of the shots you don't take." — Wayne Gretzky
"It is not because things are difficult that we do not dare; it is because we do not dare that they are difficult." — Seneca
"Knowing what you don't know is more useful than being brilliant." — Charlie Munger
"The measure of intelligence is the ability to change." — Albert Einstein
"We cannot solve our problems with the same thinking we used when we created them." — Albert Einstein
"Whenever you find yourself on the side of the majority, it is time to pause and reflect." — Mark Twain
"The only true wisdom is in knowing you know nothing." — Socrates
Discover the complete principles and frameworks behind these quotes at KeepRule — where the wisdom of Buffett, Munger, Dalio, and other legendary thinkers is organized into actionable decision-making guidance.
This project is licensed under the MIT License - see the LICENSE file for details.