For since it is impossible for a created monad to have a physical influence on the inner nature of another, this is the only way in which one can be dependent on another.

Take what you need, do what you should, you will get what you want.

Everything that is possible demands to exist.

Every present state of a simple substance is the natural consequence of its preceding state, in such a way that its present is big with its future.

Every mind has a horizon in respect to its present intellectual capacity but not in respect to its future intellectual capacity.

To love is to be delighted by the happiness of someone, or to experience pleasure upon the happiness of another. I define this as true love.

The greatness of a life can only be estimated by the multitude of its actions. We should not count the years, it is our actions which constitute our life.

Music is a hidden arithmetic exercise of the soul, which does not know that it is counting.

Imaginary numbers are a fine and wonderful refuge of the divine spirit almost an amphibian between being and non-being.

We may say, that not only the soul (the mirror of an indestructible universe) is indestructible, but also the animal itself is, although its mechanism is frequently destroyed in parts.

The present is saturated with the past and pregnant with the future.

Every great dream begins with a perspective

Relish what is good and expedient.

You make it sound so simple.It is, for the most part. Love is complicated, it can be downright ugly, but with the two of you it can be nothing but beautiful in the end.

Every religion in the world has denounced every other religion as a fraud. That proves to me that they all tell the truth - about others.

If our faith in God is not the veriest sham, it demands, and will produce, the abandonment sometimes, the subordination always, of external helps and material good.

The development of science is basically a social phenomenon, dependent on hard work and mutual support of many scientists and on the societies in which they live.

Anger and anger can not solve any problem.

Love's an illusion. It's a dream you wake up from with an enormous hangover and net credit debt. I'd rather have cash.

Great changes in the direction of peace have often come from people who were no great advocates of peace to begin with.

I love the fact that you collaborate with your readers when you write a book.