学习的魅力主要在于心灵在获取知识时体验到的满足感。
The charm of study consists chiefly in the satisfaction which the mind experiences in acquiring knowledge.
解释：今天不努力做事，明天就会财货贫乏。过去的时光已经过去了，再也不会回来了。
1923年对广州国民党员的演说
机会青睐有准备的人。
It is not the strongest of the species that survives, nor the most intelligent, but the one most responsive to change.