Jack believed there is a need in our time to seek unity among all people.

Whether Jack believed in himself or not didn't matter.

Jack cannot believe his eyes when Greenlee appears before him.

Jack believed in a circle of life where no one was ever truly isolated.

Now that everything seems to make sense, Jack cannot believe it has taken him so long to see the pattern.

Jack did not believe that the world could be run that way.

Jack almost believed he could see dancing lights coming along what might be a road.

Jack and Amanda both believe that for whatever reason they've run out of time on love.

"Jack, you never believed I was sneaking behind your back."

Jack couldn't believe his ears, then he burst out laughing.