我认为悲伤是一种疯狂。它让你做出奇怪的事情。
The strongest weapon you have is your mind. Train it well.
The best way to make your dreams come true is to wake up.
教育者必须是一位心理学家,以便理解儿童。
The whole is other than the sum of the parts.
翻译:探索深奥的道理,揭示隐微的事理,钩取深处的义理,使人获得深远的教益。