There are no eternal facts, as there are no absolute truths.
Mistakes are always forgivable, if one has the courage to admit them.
Wisdom is not the product of schooling, but of the lifelong attempt to acquire it.
Time flies over us, but leaves its shadow behind.
In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.
Power always thinks it has a great soul and vast views beyond the comprehension of the weak.
The best revenge is to be unlike him who performed the injury.
I believe that one defines oneself by reinvention. To not be like your parents. To not be like your friends. To be yourself. To cut yourself out of stone.
Stupidity is a talent for misconception.
How often I found where I should be going only by setting out for somewhere else.
Never pick a fight with an ugly person, they've got nothing to lose.
Intelligence is a moral category.
The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.
A friend to all is a friend to none
Be realistic: Plan for a miracle
A single lie destroys a whole reputation of integrity.
The only limit to our realization of tomorrow will be our doubts of today.
He who can destroy a thing, can control a thing.
The most certain sign of wisdom is cheerfulness.
Science may set limits to knowledge, but should not set limits to imagination.
The simple things are also the most extraordinary things, and only the wise can see them.