To be free is not to have the power to do anything you want, but to have the power to do what is right.
自由并不意味着有权做任何你想做的事情，而是有权做正确的事情。
We are all in the gutter, but some of us are looking at the stars.
The discovery of the accelerating expansion of the universe was a complete surprise.
没有熟练的操作者，最先进的机械也毫无意义。
To stay ahead, you must constantly adapt and evolve.