Efficiency is doing things right; effectiveness is doing the right things.
效率是把事情做对，效果是做对的事情。
The purpose of psychology is to understand how we cope with the world.
En cada palabra escrita hay un pedazo del alma del autor.
The night is a great forest, but the stars are its trees.
最个人的东西也是最普遍的。
The beauty of mathematics lies in its ability to describe the universe in a language that transcends cultural and linguistic barriers.
读书是为了满足你自己天生的好奇心，不是为了给别人留下好印象，也不是为了完成什么任务。