Millions saw the apple fall, but Newton asked why.

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

释义：人的行为必须与自然规律相协调，才能取得成功。这句话强调人与自然的和谐关系。

The more you sweat in peace, the less you bleed in war.

The stock market is a giant distraction to the business of investing.

理解自然的途径是通过数学的语言。