Grocott & Ward, comps. Grocott’s Familiar Quotations, 6th ed. 189-?.
Serve
Had I but served my God with half the zeal
I served my king, he would not in mine age
Have left me naked to mine enemies.
Shakespeare.—King Henry VIII., Act III. Scene 2. (Wolsey to Cromwell.) Cast me not off in the time of old age; forsake me not when my strength faileth. Psalm lxxi. Ver. 9.
They also serve who only stand and wait.
Milton.—Sonnet 19. (On his blindness.)