Pain don't hurt.
To forgive is not just to be altruistic.
If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.
There is also this benefit in brag: that the speaker is unconsciously expressing his own ideal. Humor him by all means, draw it all out, and hold him to it.
The privilege of a lifetime is to become who you truly are.
I have no idea what's awaiting me, or what will happen when this all ends. For the moment I know this: there are sick people and they need curing.
In order to seek truth, it is necessary once in the course of our life to doubt, as far as possible, of all things.
I'm not sure I'm adult yet.
The love of life is necessary to the vigorous prosecution of any undertaking.
To live is to choose. But to choose well, you must know who you are and what you stand for, where you want to go and why you want to get there.
I used to live in a room full of mirrors; all I could see was me. I take my spirit and I crash my mirrors, now the whole world is here for me to see.
The desire to fly is an idea handed down to us by our ancestors who... looked enviously on the birds soaring freely through space... on the infinite highway of the air
If you've been playing poker for half an hour and you still don't know who the patsy is, you're the patsy.
The reality of the building does not consist in the roof and walls, but in the space within to be lived in.
A life not lived for others is not a life.
The doctor of the future will give no medicine, but will interest her or his patients in the care of the human frame, in a proper diet, and in the cause and prevention of disease.
There are two tragedies in life. One is to lose your heart's desire. The other is to gain it.
Science is the most reliable guide for civilization, for life, for success in the world. Searching a guide other than the science is meaning carelessness, ignorance and heresy.
In the depth of winter, I finally learned that within me there lay an invincible summer.
Humility is really important because it keeps you fresh and new.
In their innocence, very young children know themselves to be light and love. If we will allow them, they can teach us to see ourselves the same way.