the most charming thing about youth is the tenacity of its impressions.

The soul begins to travel when the child begins to think.

The vanity of man revolts from the serene indifference of the cat.

The necessity of knowing a little about a great many things is the most grievous burden of our day. It deprives us of leisure on the one hand, and of scholarship on the other.

The carefully fostered theory that schoolwork can be made easy and enjoyable breaks down as soon as anything, however trivial, has to be learned.

Every true American likes to think in terms of thousands and millions. The word 'million' is probably the most pleasure-giving vocable in the language.

Where there is no temptation, there is no virtue.