The joy of drawing is in the freedom to create worlds that don't exist.
绘画的乐趣在于自由创造不存在的世界。
Mathematics is the language with which God has written the universe.
质量是免费的。它不是礼物,但它是免费的。花钱的是那些不质量的东西——所有那些没有第一次就把工作做好的行为。
Precision measurements in astronomy open new windows to understanding the universe.
To live is the rarest thing in the world. Most people exist, that is all.