through thick and thin

“No one has to deal with more than what the quarterback does. Being close to him, seeing him on and off the field, I’m really proud of him and how he holds himself. He’s a real good leader, through thick and thin.”

"I want to thank you for sticking with me through thick and thin," he told the hundreds of fans who chanted his name.

I guarantee that the ever-growing, multi-partisan, pro-democracy army keeps working through thick and thin.

“He’s been through thick and thin with me,” MacIntyre said.

The third has stuck together through thick and thin.