解释：高明的医生注重预防疾病，而不是等到疾病发生后再去治疗。

成功的基石建立在努力和诚信之上，就像最坚硬的石头一样。

Actual great opportunities do not have “Great Opportunities” in the subject line.

能够显示的，就不能说。

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

破坏容易建设难。

成功是日复一日重复小努力的总和。

"To lose one parent may be regarded as a misfortune; to lose both looks like carelessness."

世界上有些地方，古老的神明仍在行走。