痛苦的秘诀在于有空闲去烦恼自己是否幸福。

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

我感激每一个给予我的机会。

我不放弃，我升级。

若要培养人才，就应当向四方外国学习。

量子力学和引力之间的相互作用是我们这个时代最大的谜题，解决它将揭示宇宙的秘密。