That whose existence is necessary must necessarily be one essence.

There are no incurable diseases — only the lack of will. There are no worthless herbs — only the lack of knowledge.

Width of life is more important than length of life.

The world is divided into men who have wit and no religion and men who have religion and no wit.

The knowledge of anything, since all things have causes, is not acquired or complete unless it is known by its causes.

Is it the fault of wine if a fool drinks it and goes stumbling into darkness?

An ignorant doctor is the aide-de-camp of death.

The more brilliant the lightning, the quicker it disappears.

I [prefer] a short life with width to a narrow one with length.

Medicine considers the human body as to the means by which it is cured and by which it is driven away from health.

The different sorts of madness are innumerable.

The only seed that needs regular watering is our imagination.

Show me your achievement, and the knowledge will give me courage for mine.

What if a puppet could cut its own strings, and in that act of defiance and strength of will become truly alive? Become is own puppetmaster?

There will always be people who are ahead of the curve, and people who are behind the curve. But knowledge moves the curve.

My mother Diana was a true-blue aristocrat, descended from William the Conqueror and listed in 'Burke's Peerage.' My father David, from a poor Scottish family, was a doctor.

I don't wanna spend the whole of my life indoors, laying low and waiting on the next storm. I don't wanna spend the whole of my life inside, I wanna step out and face the sunshine.

I'm smart cause I'm Korean, I'm not so smart cause I'm from the south. They cancel each other out, so I'm even.

Nothing is more detestable than a professed declaimer who retails his discourses as a quack does his medicines.

Wind indeed increases fire, but custom love.

Failure I can live with. Not trying is what I can't handle!