The efficient man is the man who thinks for himself.

The efficient man is the man who thinks for himself.

Books are the quietest and most constant of friends; they are the most accessible and wisest of counsellors, and the most patient of teachers.

In the modern world the intelligence of public opinion is the one indispensable condition for social progress.

Books are the quietest and most constant of friends and the most patient of teachers.

Do not expect the world to look bright, if you habitually wear gray-brown glasses.