最强者也不能总是强大得足以永远作主人，除非他能把力量转化为权利和服从的义务。

"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."

The only way to deal with temptation is to yield to it.

如果物体处于静止状态或作匀速直线运动，只要没有外力作用，物体将保持静止状态或匀速直线运动状态。