学习达到快乐的境界就成功了。

最成功的产品往往是解决日常问题的最简单方案。

The past is a foreign country, but we are all its citizens.

解析：教导学生，不到他想弄明白而不得的时候，不去开导他；不到他想出来却说不出来的时候，不去启发他。

The act of reading is an act of rebellion against ignorance and oppression.

The journey is the reward.

最好的领导者是那些既能倾听又能表达的人。