"There are slavish souls who carry their appreciation for favors done them so far that they strangle themselves with the rope of gratitude"

"At times our own light goes out and is rekindled by a spark from another person. Each of us has cause to think with deep gratitude of those who have lighted the flame within us"

"Alas, how quickly the gratitude owed to the dead flows off, how quick to be proved a deceiver"

"Next to ingratitude the most painful thing to bear is gratitude"

"Gratitude is the fairest blossom which springs from the soul"

"The public have neither shame or gratitude"

"A great many men's gratitude is nothing but a secret desire to hook in more valuable kindnesses hereafter"

"Gratitude is merely the secret hope of further favors"

"If future generations are to remember us more with gratitude than sorrow, we must achieve more than just the miracles of technology. We must also leave them a glimpse of the world as it was created, not just as it looked when we got through with it"