Success is going from failure to failure without loss of enthusiasm.

Love is a hole in the heart.

The one thing that you have that nobody else has is you. Your voice, your mind, your story, your vision. So write and draw and build and play and dance and live as only you can.

"Success is not given, it is earned."

Every problem in mathematics is an opportunity to learn something new.

I don't count my sit-ups. I only start counting when it starts hurting.

不冒险就无法创造未来。