出自先秦《荀子·劝学》。定居一定要选择适当的邻里，交游一定要接近贤士。说明要加强道德修养，就应该注意周围环境。

The only thing that can bring you happiness is yourself.

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

最好的想法来自于对现状的不满。

Sustainability isn't an option; it's a necessity for the future of energy.

科学不仅仅是寻找答案，更是提出正确的问题。