"When the cares of my heart are many, your consolations cheer my soul." Psalm 94:19
In all of my worries in YOU I find consolation and refuge.
"He that goes forth and weeps, bearing precious seed, shall doubtless come again with rejoicing, bringing his sheaves with him." Psalm 126:6
In spite of the difficulties that you face, it is important to work - giving of yourself - because you will certainly reap the joy of your fruits here in the present.