Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.

True luxury is when functionality and artistry become indistinguishable.

智力是当你不确定该做什么时所使用的东西。

Your 20s are the most defining decade of your life.

The beauty of mathematics lies in its ability to describe the universe in the simplest terms.

The most important experiments are the ones that challenge what we think we know.