The absent are never without fault, nor the present without excuse.
Intelligence is the ability to adapt to change.
Wrong life cannot be lived rightly.
It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.
It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.
It is neither good nor bad, but thinking makes it so.
I hear and I forget. I see and I remember. I do and I understand.
There are two educations. One should teach us how to make a living and the other how to live.
No one can make you feel inferior without your consent.
Whatever the mind of man creates, should be controlled by man's character
The one you buy will be the only one that doesn't work.
There are no eternal facts, as there are no absolute truths.
Early to bed and early to rise, Makes a man healthy, wealthy, and wise.
As our case is new, we must think and act anew.
Loneliness adds beauty to life. It puts a special burn on sunsets and makes night air smell better.
The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.
I have no desire to make windows into mens souls
Choose rather to be strong of soul than strong of body.
Do not reveal what you have thought upon doing, but by wise council keep it secret being determined to carry it into execution.
An understanding of the natural world is a source of not only great curiosity, but great fulfilment.
There is a wisdom of the head, and... there is a wisdom of the heart.