Perhaps you were only laughing when you wrote me, and are now laughing at me and my soft-heartedness.
Then he stamped on the floor, vexed at his own soft-heartedness.
Mebbe he ain't a fool, but he's as good as one for soft-heartedness.
With all his soft-heartedness and good-nature, Savka despised women.
Inside it was all cream and soft-heartedness and sherry flavouring, and ...