Lexical gap: the opposite of jealousy

When I see these ladies together — that would be my daughter and my wife — and see how profoundly they love each other, I feel an emotion for which there is no one word in the English language. The very opposite of jealousy, it’s the satisfaction you experience when you see a relationship flourish between two others.

Cabe mencionar de paso que el español también padece la misma laguna léxica, que no hay ninguna palabra que signifique lo contrario del celos (A mi buen saber y entender (-:)