There is nothing more dreadful than the habit of doubt. Doubt separates people. It is a poison that disintegrates friendships read more

There is nothing more dreadful than the habit of doubt. Doubt separates people. It is a poison that disintegrates friendships and breaks up pleasant relations. It is a thorn that irritates and hurts; it is a sword that kills.

Doubt is the father of invention.

Doubt is the father of invention.

A weak man has doubts before a decision; a strong man has them afterwards.

A weak man has doubts before a decision; a strong man has them afterwards.

But the gods are dead--
Ay, Zeus is dead, and all the gods but Doubt,
And doubt read more

But the gods are dead--
Ay, Zeus is dead, and all the gods but Doubt,
And doubt is brother devil to Despair!

Make me to see't; or at the least so prove it
That the probation bear no hinge nor loop
read more

Make me to see't; or at the least so prove it
That the probation bear no hinge nor loop
To hang a doubt on--or woe upon thy life!

I respect faith, but doubt is what gets you an education.

I respect faith, but doubt is what gets you an education.

When you doubt, abstain.

When you doubt, abstain.

To have doubted one's own first principles is the mark of a civilized man.

To have doubted one's own first principles is the mark of a civilized man.

Doubt is the beginning not the end of wisdom

Doubt is the beginning not the end of wisdom