Never let your love for your profession overshadow your religious feeling. Depend on it that religion will strengthen, not weaken, your energies, and will not only make you a better sailor, but a superior man. Professional studies are not to be neglected; but, on the other hand, take care how you fall into the common error of believing they are the remedy for all the ills of life.

Correspondence and Table-talk: With a Memoir (ed. 1876)