The past is always with us, for it feeds the present.

The only way to get better at writing is to write.

用右手画圆形，左手画方形，不能同时画成

只要对国家有利，即使牺牲生命也心甘情愿，绝不会因为自己可能受到祸害而躲开。

In a state where corruption abounds， laws must be very numerous.

Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.