A smile happens in a flash, but its memory can last a lifetime.

no one ever gossips about the virtues of others

The coward wretch whose hand and heart Can bear to torture aught below, Is ever first to quail and start From the slightest pain or equal foe.

Perhaps the best hope for the future of mankind is that ways will be found of increasing the scope and intensity of sympathy.

Worry is a form of fear, and all forms of fear produce fatigue. A man who has learned not to feel fear will find the fatigue of daily life enormously diminished.

Neither acquiescence in skepticism nor acquiescence in dogma is what education should produce.

Find more pleasure in intelligent dissent than in passive agreement, for, if you value intelligence as you should, the former implies a deeper agreement than the latter.