Uncertainty is where things happen. It is where the opportunities — for success, for happiness, for really living — are waiting.

Recommended reading: The Antidote: Happiness for People Who Can’t Stand Positive Thinking.

Life is 10% what happens to you and 90% how you react to it.

Recommended reading: Growing Strong in the Seasons of Life.

If you cannot do great things, do small things in a great way.

Recommended reading: Outwitting the Devil: The Secret to Freedom and Success.

Your task is not to seek for love, but merely to seek and find all the barriers within yourself that you have built against it.

Recommended reading: The Essential Rumi.

Only in the love of those who do not serve a purpose, love begins to unfold.

Recommended reading: The Art of Loving.

The Highest is not to comprehend the Highest, but to do it, and note this well, including all the burdens it involves.

Recommended reading: The Diary Of Soren Kierkegaard.

It is not because things are difficult that we do not dare; it is because we do not dare that they are difficult.

Recommended reading: Letters from a Stoic.

The meeting of two personalities is like the contact of two chemical substances: if there is any reaction, both are transformed.

Recommended reading: The Undiscovered Self.

Do not weep; do not wax indignant. Understand.

Recommended reading: The Philosophy of Spinoza.

If we didn’t remember winter in spring, it wouldn’t be as lovely; if we didn’t think of spring in winter, or search winter to find some new emotion of its own to make up for the absent ones, half of the keyboard of life would be missing. We would be playing life with no flats or sharps, on a piano with no black keys.

Recommended reading: Angels and Ages: Lincoln, Darwin, and the Birth of the Modern Age.