Intellectual honesty is the quality that the public in free countries always has expected of historians; much more than that it does not expect, nor often get.

If the European discovery had been delayed for a century or two, it is possible that the Aztec in Mexico or the Iroquois in North America would have established strong native states capable of adopting European war tactics and maintaining their independence to this day, as Japan kept her independence from China.

The same contingencies of time and space that force a statesman or soldier to make decisions, impel the historian, though with less urgency, to make up his mind.

Dream dreams and write them aye, but live them first.

Never, in these United States, has the brain of man conceived, or the hand of man fashioned, so perfect a thing as a clipper ship.

Skepticism is an important historical tool. It is the starting point of all revision of hitherto accepted history.

The freedmen were not really free in 1865, nor are most of their descendants really free in 1965. Slavery was but one aspect of a race and color problem that is still far from solution here, or anywhere. In America particularly, the grapes of wrath have not yet yielded all their bitter vintage.