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I have never been able to write a happy play. I can't. I can write a funny play, but not a happy play.
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
市场上最重要的事情不是你买入或卖出的时机,而是你坚持的时间。
最好的故事是那些让你以新的方式看世界的故事。
质量不是神话;它是一种事实。
恐惧是一个暗室,负片在那里显影。