The hardest arithmetic to

The hardest arithmetic to master is that which enables us to count our blessings. Eric Hoffer

He is a wise

He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has. Epictetus

Two kinds of gratitude:

Two kinds of gratitude: The sudden kind we feel for what we take; the larger kind we feel for what we give. Edwin Arlington Robinson