成长本身就包含着幸福的种子。

真正的悲剧是那个人生中从未为他的一次至高无上的努力振作过，从未发挥过他的全部能力，从未挺直过他的全身。

人们都保有原本的视觉，天下就不会有毁坏；人们都保有原本的听觉，天下就没有忧患；人们都保有原本的智慧，天下就不会有迷惑；人们都保有原本的品德，天下就没有邪恶。

The landscape of string theory is vast and complex, with perhaps 10^500 different possible universes.

也许不快乐的源泉正来自我们用单一的视角看世界。《旅行的艺术》

People are capable, at any time in their lives, of doing what they dream of.

The most difficult challenges often present the greatest opportunities for transformation.

The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.