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Change is not merely necessary to life—it is life.

世界是一個非常復雜的地方，而且它并沒有變得簡單。

And when his audience grew bored, he would spring into the air and do a back flip with a half twist.

The pursuit of happiness is not selfish—it’s essential for a meaningful life.

決定你高度的不是你的能力，而是你的態度。

It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.

A tranquil mind is the source of health.