美德比惡德更值得擔(dān)憂(yōu)，因?yàn)樗倪^(guò)度不受良心的調(diào)控。
Virtue is more to be feared than vice， because its excesses are not subject to the regulation of conscience.
想象力是讓夢(mèng)想成真的土壤。
The only way to learn mathematics is to do mathematics.
藝術(shù)家必須是絕對(duì)的仆人。