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You're going to have to figure that out for yourself. Life is a box of chocolates, Forrest. You never know what you're going to get.

【釋義】：驕傲不應過度，欲望不能放縱，享樂不能極端，志向不宜自滿。

The best way to predict the future is to create it.

里氏替換原則是面向?qū)ο缶幊讨械囊粋€基本概念，確保派生類可以替代其基類使用，而不會改變程序的正確性。