The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.
物体的加速度与所受的合外力成正比,与物体的质量成反比。加速度的方向与合力的方向相同。
I believe you have to be willing to be misunderstood if you're going to innovate.
译文:有田不去耕种,仓库就会空虚,有书不让孩子去读,子孙后代就会愚昧无知。赏析:蜂采百花酿甜蜜,人读群书明真理。不吃饭则饥,不读书则愚。鸟欲高飞先振翅,人求上进先读书。不论我们的生活多么糟糕,都要让我们的孩子多读书。
她其实是不愿意让小王子看到自己哭泣。她曾经是多么高傲的一朵花……