If you set to work to believe ...

If you set to work to believe everything, you will tire out the believing-muscles of your mind, and then you\'ll be so weak you won\'t be able to believe the simplest true things.
If you set to work to believe everything, you will tire out the believing-muscles of your mind, and then you'll be so weak you won't be able to believe the simplest true things.
 Lewis Carroll

More phrases

Being self-made is a state of mind, and once you put that mentality to work, your success will come.
 Dave East
A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
 Dave East
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
Don't settle in the land of barely enough. That is where you are, it is not who you are. That's your location, it's not your identity. No matter what it looks like, have an abundant mentality.
Everything in your life, every experience, every relationship is a mirror of the mental pattern that is going on inside of you.

Quotes from the same author

If you don't know where you are going, any road will get you there.
 Lewis Carroll
There are three hundred and sixty-four days when you might get un-birthday presents, and only one for birthday presents, you know.
 Lewis Carroll
The Good and Great must ever shun That reckless and abandoned one Who stoops to perpetrate a pun.
 Lewis Carroll
I should like the whole race of nurses to be abolished: children should be with their mother as much as possible, in my opinion.
 Lewis Carroll
With a sort of mental squint.
 Lewis Carroll