数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
The only thing that can replace a work of art is another work of art.
"Your time is limited, don't waste it living someone else's life."
"The books that the world calls immoral are books that show the world its own shame."
All of old. Nothing else ever. Ever tried. Ever failed. No matter. Try again. Fail again. Fail better.
It's far better to buy a wonderful company at a fair price than a fair company at a wonderful price.