“Great works are performed not by strength but by perseverance”

“Success at anything will always come down to this: focus and effort. And we control both.”

“I would rather die of passion than of boredom.”

“To know your enemy, you must become your enemy.”

“The path to growth lies in facing challenges, not avoiding them”

“Be the change that you wish to see in the world.”

“If you're not stubborn, you'll give up on experiments too soon.”

“The more sand has escaped from the hourglass of our life, the clearer we should see through it”

“Make every detail perfect and limit the number of details to perfect.”

“Vision without execution is just hallucination.”

“The supreme art of war is to subdue the enemy without fighting.”

“I think that's the single best piece of advice: Constantly think about how you could be do...”

“If you can't explain it to a six year old, you don't understand it yourself.”