The journey of solving a mathematical problem is as important as the solution itself, for it teaches us patience, persistence, and the joy of discovery.
艺术是当你不知道该做什么时做的事情。
Success is not final, failure is not fatal: It is the courage to continue that counts.
"The key to success is to focus on goals, not obstacles."
科学的进步是逐渐认识到我们面临的问题并不像它们看起来那么简单。