我们要不断学习，才能跟上时代的步伐。
The only limit to our realization of tomorrow is our doubts of today.
"A life without reflection is a life half-lived, and biography is the mirror."
The only way to learn a new programming language is by writing programs in it.
艺术家是他时代的孩子，但如果他也是时代的门徒，甚至是时代的宠儿，那他就倒霉了。