Tact: the ability to describe others as they see themselves.

Tact is the art of making guests feel at home when that's really where you wish they were.

It is not best to swap horses while crossing the river

Tact is the unsaid part of what you think.

I sing not because I have the talent but, because in a song I can be tactless without being rude.

Tact consists in knowing how far to go too far