O Mary, go and call the cattle home, And call the cattle home, And call the cattle home, Across the sands o' Dee!

The men whom I have seen succeed best in life always have been cheerful and hopeful men; who went about their business with a smile on their faces; and took the changes and chances of this mortal life like men; facing rough and smooth alike as it came.

Every duty which is bidden to wait returns with seven fresh duties at its back.

I do not want merely to possess a faith, I want a faith that possesses me.

Take comfort, and recollect however little you and I may know, God knows; He knows Himself and you and me and all things; and His mercy is over all His works.

For science is ... like virtue, its own exceeding great reward.

Mathematical knowledge is not-as all Cambridge men are surely aware-the result of any special gift. It is merely the development of those conceptions of form and number which every human being possesses; and any person of average intellect can make himself a fair mathematician if he will only pay continuous attention; in plain English, think enough about the subject.