Foolproof systems do not take into account the ingenuity of fools.

Foolproof systems do not take into account the ingenuity of fools.

Tact is the art of making guests feel at home when that's really where you wish they were.

Tact is the art of making guests feel at home when that's really where you wish they were.

Don't ever take a fence down until you know why it was put up.

Don't ever take a fence down until you know why it was put up.

Experience is what you get when you don't get what you want.

Experience is what you get when you don't get what you want.

Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.

Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.

Prosperity discovers vice, adversity discovers virtue.

Prosperity discovers vice, adversity discovers virtue.

He that can heroically endure adversity will bear prosperity with equal greatest of the soul; for the mind that cannot read more

He that can heroically endure adversity will bear prosperity with equal greatest of the soul; for the mind that cannot be dejected by the former is not likely to be transported without the latter.

If the career you have chosen has some unexpected inconvenience, console yourself by reflecting that no career is without them.

If the career you have chosen has some unexpected inconvenience, console yourself by reflecting that no career is without them.

Learning how to learn is life's most important skill.

Learning how to learn is life's most important skill.