I don't believe in principles, in case you haven't noticed.
玩耍是童年的语言,书籍也应该用这种语言表达。
Success is doing the best you can with what you have.
你不能通过思考来过生活。你必须通过生活来过它。
科学的挑战不仅在于找到答案,还要理解其更深层次的含义。