The secret of success is sincerity. Once you can fake that, you've got it made.

The secret of success is sincerity. Once you can fake that, you've got it made.

To be persuasive we must be believable; to be believable we must be credible; credible we must be truthful.

To be persuasive we must be believable; to be believable we must be credible; credible we must be truthful.

Sincerity is the highest compliment you can pay.

Sincerity is the highest compliment you can pay.

The worst vice of a fanatic is his sincerity.

The worst vice of a fanatic is his sincerity.

The egoism which enters into our theories does not affect their sincerity; rather, the more our egoism is satisfied, the read more

The egoism which enters into our theories does not affect their sincerity; rather, the more our egoism is satisfied, the more robust is our belief.

One of the hardest things in this world is to admit you are wrong. And nothing is more helpful in read more

One of the hardest things in this world is to admit you are wrong. And nothing is more helpful in resolving a situation than its frank admission.

How can sincerity be a condition of friendship? A taste for truth at any cost is a passion which spares read more

How can sincerity be a condition of friendship? A taste for truth at any cost is a passion which spares nothing.

Sincerity makes the very least person to be of more value than the most talented hypocrite.

Sincerity makes the very least person to be of more value than the most talented hypocrite.

Fear is not in the habit of speaking truth; when perfect sincerity is expected, perfect freedom must be allowed; nor read more

Fear is not in the habit of speaking truth; when perfect sincerity is expected, perfect freedom must be allowed; nor has anyone who is apt to be angry when he hears the truth any cause to wonder that he does not hear it.