人将会死，国家会建立亦会倾颓；但思想将永远长存。思想可承受的远大过死亡。
A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.
You must do the things you think you cannot do.
Success is about enjoying the journey, not just the destination.
The most profound ideas in mathematics often arise from the simplest observations.