We are all of us born with a unique set of potentialities, and it is our task in life to realize as many of them as possible.
善于学习的人,能够透彻地知道事情的道理;善于实践的人,能够把事情疑难之处弄清楚。
常识就是人到十八岁为止所累积的各种偏见。