I must confess that I never could see any beauty in her. Her face is too thin; her complexion has no brilliancy; and her features are not at all handsome. Her nose wants character; there is nothing marked in its lines. Her teeth are tolerable, but not out of the common way; and as for her eyes, which have sometimes been called so fine, I could never see anything extraordinary in them.

努力计算两次。

神经科学的挑战不仅在于绘制大脑地图，还在于理解它如何创造思维。

保持微笑，这会让人好奇你一直在忙什么。