Authors:

I am only one, But still I am one. I cannot do everything, But still I can do something; And because I cannot do everything, I will not refuse to do the something that I can do.

"The Book of Good Cheer : A Little Bundle of Cheery Thoughts‎" by Edwin Osgood Grover, (p. 28), 1909.
I am only one, But still I am one. I cannot do everything, But still I can do something; And because I cannot do everything, I will not refuse to do the something that I can do.