"Writing is a way of making the world more bearable."

让来的来，让去的去。找出剩下的是什么。

The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.

The truth is often uncomfortable, but necessary.

The past is a different country, they do things differently there.

Every piece of plastic we recover and recycle is a step toward a cleaner planet.

That’s one small step for a man, a giant leap for mankind.

"The greatest glory in living lies not in never falling, but in rising every time we fall."

The universe is expanding, and the expansion is accelerating.