There is no worse sin than unbelief toward the gospel.

Many will be affected with some gross sins of theirs against the law, who never see the venom of their unbelief of the gospel.…

— Thomas Boston

“Worry about the future is not simply a character tic, it is the sin of unbelief, an indication that our hearts are not resting…

— Kevin DeYoung

“Fear is really the sin of unbelief…I am talking about fear coming from believing what we see over what God tells us is true.”

— Jean A. Sturgill

“If the price you have to pay for a sin is so high that you end up wanting to kill yourself and committing suicide…

— Nick Hornby

“No sin is worse than the sin of self-pity, because it obliterates God and puts self-interest upon the throne.”

— Oswald Chambers

It is only as we consciously bring each victory to His feet, and keep it there as we think of it - and especially…

— Francis Schaeffer

“In Boulder, being of narrow mind was a much worse sin than appearing stupid.”

— Stephen White

I shouldn't have named the chimps. It wasn't scientific. I didn't know. I knew nothing. And worse sin of all was that I was…

— Jane Goodall

“What you’re doing is wrong,” he said. “I mean evil. To give up happiness like this is like throwing jewels into the ocean. It’s…

— Ken Follett

Sensuality without love is a sin; love without sensuality is worse than a sin.

— Jose Bergamin

“If we become overbearing and neglect our duty, it is easy enough to fall into sin. In the book entitled "The Lives of Our…

— Martin Luther

“...so unbelief alone commits sin..Hence Christ calls unbelief the only sin.”

— Martin Luther

Sin aims always at the utmost; every time it rises up to tempt or entice, if it has its own way it will go…

— John Owen

The saints are sinners still. Our best tears need to be wept over, the strongest faith is mixed with unbelief, our most flaming love…

— Charles Spurgeon

Unbelief is the greatest of sins.

— Thomas Aquinas