1 Heart to heart chats conduce to the establishment of harmonious atmosphere among fellow workers.

2 They say there is a doorway from heart to heart, but what is the use of a door when there are no walls. Rumi 

3 Did you give Nick a little heart to heart talk on the veranda?

4 It opens channels from heart to heart so that feelings can flow reciprocally.

5 Christmas will always be as long as we stand heart to heart and hand to hand. Dr. Seuss