To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.

Win-win cooperation is the long-term way, the era of going it alone is over.

让女性成为理性的生物和自由的公民，她们很快就会成为好妻子；——也就是说，如果男性不忽视丈夫和父亲的职责。

你无法改变已经发生的事，所以专注于当下吧。