Psychology must be a science of observation, not speculation.
【释义】不得志的时候就要提高自己的道德修养，得志的时候就要努力让天下人都能得到好处。
不通过学习却想要获取知识，就好像想要得到鱼却没有渔网一样。
"A book is a gift you can open again and again."
你能做的最好的投资就是投资自己。
Color is my day-long obsession, joy and torment.
The most dangerous thing is to become complacent with past success.