at heart

This latest video has provoked outrage, prompting Burkina Faso's military general staff to insist it has the nation's best interests at heart.

Working class at heart, middle class in income.

But I am at heart a policy nerd.

“I think that she totally has the interest of the American people at heart, and I don’t believe he does at all,” Dempsey said.

"I'm deeply concerned that so many people are buying into the lies of people who don't have our best interests at heart," Obama said, adding that "ugliness will touch all of our lives".