农业是最崇高的职业，因为它维系着生命本身。

Every word is a step towards understanding, every sentence a bridge to another soul.

The function of mental processes is to mediate between the needs of the organism and the demands of the environment.

智慧在于认识自己。

Being enthusiastic is worth 25 IQ points

Watch your thoughts, for they become words. Watch your words, for they become actions. Watch your actions, for they become habits. Watch your habits, for they become your character. And watch your character, for it becomes your destiny. What we think, we become.

Common sense tells us that performance comes and goes, but costs go on forever.

城市永不眠，我也是。