A picture must be primarily about itself and not about something else.

Every language is an old-growth forest of the mind.

Sustainability is not an option; it's a necessity for the future of our planet.

自由是法律允许的一切权利。

That’s been one of my mantras—focus and simplicity.Simple can be harder than complex，you have to work hard to get your thinking clean to make it simple.

你必须愿意为无物而快乐。