I don't think about age. People who tell me I'm too old to do something, I just ignore them.
The AdS/CFT correspondence is a powerful tool for understanding quantum gravity.
我喜欢挑战自己，把自己推到极限。
Every setback is a setup for a comeback.
Will you follow dogma， or will you be original？
The novel is the most complete and profound expression of human liberty.
心神应该保持平静稳定，骨力应该保持活动锻炼，胸怀应该保持宽广豁达，筋骨应该保持坚强硬朗，脊梁应该保持端正平直，肠胃应该保持素淡洁净，舌端应该保持谨慎寡言，脚跟应该保持坚定不移，耳目应该保持聪明朗洁，精神应该保持正直无邪。