物理系统的对称性反映在其能级的简并性上。

民主不仅仅是投票，它是一种基于尊重多样性和宽容的生活方式。

The Moving Finger writes; and, having writ, Moves on: nor all thy Piety nor Wit Shall lure it back to cancel half a Line, Nor all thy Tears wash out a Word of it.

I'm fearless in the pursuit of what sets my soul on fire.

能源转型不仅仅是更换燃料；它关乎整个系统和思维方式的转变。