'he is ever' is not a complete sentence in written English.
To use it in written English, you would need to add more information. For example, you could say, "He is ever ready to help those in need."
Not that he is ever unhappy.
Just don't think that he is ever idle.
Don't for a minute believe he is ever idle.
He is ever alert, even if he appears to have switched off.
She is in more agony herself than he is ever likely to know.
He is ever in motion, calling to mind a child after a breakfast of sugary cereal and a soda.
He's an afterthought in the long war in Afghanistan, if indeed he is ever thought of at all.
On which subject he is ever strident and defiant: "I'm a persistent little bastard.
Whether he is ever released, the judge said, was a matter for the parole board.
As usual he is ever so polite to his family: "How do you do?" he says.
She goes on to quote the high-wire artist Philippe Petit, who, when he was asked if he is ever afraid, said, "Yes, I fear for my life.
