When I hear somebody sigh, 'Life is hard,' I am always tempted to ask, 'Compared to what?'
— Sydney J. Harris

There is a condition worse than blindness, and that is, seeing something that isn't there.
— L. Ron Hubbard

A blind man will not thank you for a looking-glass.
— English Proverbs

Men are born with two eyes, but only one tongue, in order that they should see twice as much as they say.
— Charles Caleb Colton

To be blind is not miserable; not to be able to bear blindness, that is miserable.
— John Milton