真正的领导力在于今天做出艰难的决定,这些决定将使后代受益。
在认识到热是粒子运动后,很容易得出结论:这种运动必然遵循力学的一般规律。
I earnestly wish to point out in what true dignity and human happiness consists.
The only way to learn mathematics is to do mathematics.
The story is not in the plot; the plot is what happens, the story is what it means.