I believe in my heart that they are still alive and safe.
"Do you think he doesn't believe in his heart that anyone can look at him and see it?"
So naturally you want to reject the news, not to believe it in your heart.
I really felt and believed in my heart that we were going to win this ball game.
And because I believed in my own heart that it was necessary.
I believe in my heart that all those guys will be back.
Nor did Charles believe, in his heart, that they would be allowed to go.
I believe in my heart that I'm the best in the world.
I take to that because that's what I believe in my heart.
The game of games, he couldn't help thinking, and believing it in his heart.