旋律是很美妙的，但听不见的会更美。

理论物理学之于数学，犹如雕塑之于大理石块。

When we fail to set boundaries and hold people accountable, we feel used and mistreated.

Do not retreat in the face of difficulties, do not shirk responsibility.

成功不是一种权利，必须通过努力获得。