Quality should never be compromised, even in the face of challenges.

"The essential support and encouragement comes from within, arising out of the mad notion that your society needs to know what only you can tell it."

“物质”不是唯一的事实标准：还存在心理事实，而且无法以任何的物质方式来解释、证明、或辩驳它。

The development of computational complexity theory has shown us that not all problems are created equal.

The writer must be a perpetual questioner, a doubter of all certainties.

The world is not a puzzle to be solved, but a mystery to be lived.