对于不可控的事情，我们要保持乐观，对于可控的事情，我们要保持谨慎，我们可能对未来充满着焦虑、充满着恐惧，但是焦虑于事无补。

罗翔老师曾经说过
Mr.Luo Xiang once said
对于不可控的事情，我们要保持乐观
that we should remain optimistic about things that are not controllable
对于可控的事情，我们要保持谨慎
and cautious about things that are controllable
我们可能对未来充满着焦虑、充满着恐惧
and that we may be full of anxiety and fear about the future
但是焦虑于事无补
but anxiety does not help