It is best to be yourself, imperial, plain and true.
~ Robert Browning

Sincerity may be humble, but she cannot be servile.
~ Lord Byron

The merit of originality is not novelty; it is sincerity.
~ Thomas Carlyle

Can there be greater foolishness than the respect you pay to people collectively when you despise them individually?
~ Marcus T. Cicero

Sincerity is not a spontaneous flower nor is modesty either.
~ Sidonie Gabrielle Colette

Sincerity and truth are the basis of every virtue.
~ Confucius

A wit should no more be sincere, than a woman constant; one argues a decay of parts, as to other of beauty.
~ William Congreve

Truth of a modest sort I can promise you, and also sincerity. That complete, praiseworthy sincerity which, while it delivers one into the hands of one's enemies, is as likely as not to embroil one with one's friends.
~ Joseph Conrad

What is earnest is not always true; on the contrary, error is often more earnest than truth.
~ Benjamin Disraeli

Every man alone is sincere. At the entrance of a second person, hypocrisy begins.
~ Ralph Waldo Emerson

Sincerity is the highest complement you can pay,
~ Ralph Waldo Emerson

Sincerity is the luxury allowed, like diadems and authority, only to the highest rank. Every man alone is sincere. At the entrance of a second person, hypocrisy begins.
~ Ralph Waldo Emerson

Nay, Madam, when you are declaiming, declaim; and when you are calculating, calculate.
~ Samuel Johnson

Weak people cannot be sincere.
~ Francois De La Rochefoucauld

You know I say just what I think, and nothing more and less. I cannot say one thing and mean another.
~ Henry Wadsworth Longfellow

Sincerity is impossible, unless it pervade the whole being, and the pretence of it saps the very foundation of character.
~ James Russell Lowell

There is no greater delight than to be conscious of sincerity on self-examination.
~ Mencius (Mengzi Meng-tse)

Candor gives wings to strength.
~ Motto

The great man fights the elements in his time that hinder his own greatness, in other words his own freedom and sincerity.
~ Friedrich Nietzsche

Those most moved to tears by every word of a preacher are generally weak and a rascal when the feelings evaporate.
~ Sallust