Hope is the thing with feathers that perches in the soul.
The challenge of leadership is to be strong, but not rude; be kind, but not weak; be bold, but not bully; be thoughtful, but not lazy; be humble, but not timid; be proud, but not arrogant; have humor, but without folly.
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.
I accept chaos, I’m not sure whether it accepts me.
Write a program as carefully as you write a letter.