Can’t see the wood for the trees.
More Traditional Proverbs:
It is well to remember that there are five reasons for drinking the arrival of a friend, one's present or future thirst, the excellence of the wine, or any other reason.Traditional
The wise benefit more from their enemies than fools from their friends
Traditional
And old rat is a brave rat.
Traditional
A phenomenon always arises from the interaction of complementaries. If you want something look for the complement that will elicit it.
Traditional
If you wish your merit to be known, acknowledge that of other people.
Traditional
It is easy to catch a serpent with someone elses hand.
Traditional