Every single instance of a friend's insincerity increases our dependence on the efficacy of money.
I like the enthusiasm but not the insincerity of Los Angeles.
That's what show business is, sincere insincerity.
God requires to be represented by a fiery Church... two things are intolerable to Him-insincerity and lukewarmness.
The classical artist can be recognized by his sincerity, the romantic by his laborious insincerity.
We none of us talk to people as we do behind their backs.
There are many justifications of silence; there can be none of insincerity.
Avoid that romantic trap: saying more than you feel, forcing yourself to feel more than you've said!
Nothing is more disgraceful than insincerity.
The smiles that encourage severity of judgment hide malice and insincerity.
The basis of insincerity is the idealized image we hold of ourselves and wish to impose on others.