艺术的本质功能是道德性的。

The more extreme the art, the more it reveals about us.

When devils will the blackest sins put on, They do suggest at first with heavenly shows.

圆点无法独自存在，如同人类的存在。

Sustainability isn't an option—it's a responsibility we owe to future generations.

The best way to learn mathematics is to do mathematics.

解释：自己行为不端的人就难以要求别人行为端正，不孝顺父母的人也不能忠于君主。