约化群理论是朗兰兹纲领的支柱。
The theory of reductive groups is the backbone of the Langlands program.
The most beautiful curves on a woman are her smiles.
It is during our darkest moments that we must focus to see the light.
Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek.