1. I say judgment. Knowledge, no matter how broad, is useless until it is applied.
    我说是判断力。不管知识面有多宽，如果得不到应用，那就毫无用处。

2. In fact, researchers have found that's one of the worst strategies.
    实际上，研究人员发现那样做是一个很糟糕的办法。

3. Familiar matter of today?
    只把当今的日常小事诉说？