The one thing you can't trade for your heart's desire is your heart.

Short-term gains should never compromise long-term sustainability.

不要因为结束而哭泣，微笑吧，为你的曾经拥有。

Abstraction is not just about hiding details; it's about creating a clear and concise model of the problem domain.

我画我喜欢的东西，在我喜欢的时候，在我喜欢的地方。