13.every dog has his day .
是人皆有出头日 (来源：EnglishCN英语问答中心[e问e答])

Explanation: fortune comes to each in turn

Example: they say that every dog has his day; but mine seems a very long
time coming.

14.every potter praises his own pot.
王婆买瓜，自卖自夸

Explanation: people are loath to refer to defects in their possessions or
their family members

Example: he said that his teacher considered his work brilliant, but I would
rather hear it from his teacher’s own mouth. Every potter praises his own
pot

Now come on! Have a try.试着翻译一下下面几个谚语！

hit the nail on the head

have an iron hand in a velvet glove

great minds think alike

good wine needs no bush

Give him enough rope and he will hang himself.

Evil does not always come to injure.

A fool may give a wise man counsel.