现代世界让我们自由，但也让我们痛苦。
Never underestimate the power of a simple idea.
The strength of the people is like the strength of water, it can carry the boat, but it can also overturn it.
Remember, if you ever need a helping hand, you'll find them at the end of each of your arms. As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.
玩耍是童年的语言，书籍也应该用这种语言表达。
If you're not failing every now and then, you're not doing anything very innovative.