Speech was given to conceal thought.

When schemes are laid in advance, it is surprising how often circumstances fit in with them

We are here to add what we can to life, not to get what we can from it.

To have striven, to have made the effort, to have been true to certain ideals — this alone is worth the struggle.

The best preparation for tomorrow is to do today's work extremely well.

By far the most dangerous foe we have to fight is apathy - indifference from whatever cause, not from a lack of knowledge, but from carelessness, from absorption in other pursuits, from a contempt bred of self satisfaction.

No human being is constituted to know the truth, the whole truth, and nothing but the truth; and even the best of men must be content with fragments, with partial glimpses, never the full fruition.

The future is today.

I desire no other epitaph – no hurry about it, I may say – than the statement that I taught medical students in the wards, as I regard this as by far the most useful and important work I have been called upon to do.

Work is the open sesame of every portal, the great equalizer in the world, the true philosopher’s stone which transmutes all the base metal of humanity into gold.