Weak people cannot be sincere.
Sincerity gives wings to power.
You know I say just what I think, and nothing more and less. I cannot say one thing and mean another.
We are very apt to measure ourselves by our aspiration instead of our performance. But in truth the conduct of our lives is the only proof of the sincerity of our hearts.
Sincerity is impossible, unless it pervade the whole being, and the pretence of it saps the very foundation of character.
A little sincerity is a dangerous thing, and a great deal of it is absolutely fatal.
It is best to be yourself, imperial, plain and true.
There is no greater delight than to be conscious of sincerity on self-examination.
Everyone says he's sincere, but everyone isn't sincere. If everyone was sincere who says he's sincere there wouldn't be half so many insincere ones in the world and there would be lots, lots, lots more really sincere ones!
Sincerity may be humble, but she cannot be servile.
Candor gives wings to strength.
The merit of originality is not novelty; it is sincerity.