Men are nearly always willing to believe what they wish

Libenter homines id quod volunt credunt. (Roughly: It's easy for men to believe what they want to.)

Men are so simple. They will believe anything.

Man prefers to believe what he prefers to be true.

For what a man had rather were true he more readily believes.

Demosthenes noted, “What a man wishes, he will believe.” And

Men are most apt to believe what they least understand.

Everyone believes very easily whatever he fears or desires.

Most men are about as happy as they make up their minds to be.

Everyone believes very easily whatever they fear or desire.

The majority of men prefer delusion to truth. It soothes. It is easy to grasp.

People believe what they want to believe.

For most men (till by losing rendered sager)
Will back their own opinions by a wager.

Most men seem to live according to sense rather than reason.