我們都生活在陰溝里，但仍有人仰望星空。
"We are all in the gutter, but some of us are looking at the stars."
我不想僅僅作為一名網(wǎng)球選手被記住。我想作為一個好人被記住。
The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.
If you can't explain it simply, you don't understand it well enough.