If you can't see the bright side, polish the dullside.
如果你不能看到光明的一面，那就擦亮阴暗的一面。
2
It side pure land, clear voice uttered a sound of dull, people do not faint, not significant vulgar.
它独守一方纯净的土地，发出一声声清清的平淡之音，不晕人，不显俗。
3
Groups may impose unwritten norms on us, warp or exaggerate our decisions, even dull our creativity, but these effects are often the flip side of forces that make groups strong.