Only the simplest of facts can be accepted as an undisputed truth.

Understanding how little we know is crucial to gaining knowledge.

The older the friendship, the stronger the trust.

Superficial people consider themselves capable of doing everything. The question, however, is who is willing to hire them?

There will come a time when people will realize the greatest mysteries of the universe: will a human then meet anything other than himself?

In the frame of a known phenomenon of life, a human could be defined as the only proven thinking creature.

Do not look for company at all costs, and especially do not allow loneliness to lead you to fickle love or false friendship.

Acquiring knowledge through the centuries has influenced human society more than all other factors.

The development of civilization was marked by constant changes. This will continue – therefore, the future will belong to people ready for change.

Only a person who is motivated in the inner depths of his being will help without hesitation and with no obligation for the one helped.

Be patient in life, knowing that there is a real possibility that the desired outcome could happen without your direct involvement.

The rabbi glanced over glumly from behind the jail bars. 'My faith in God is fine, ' he said. 'It's people I'm not so sure about.

No pain no palm no thorns no throne no gall no glory no cross no crown.

Great ideas originate in the muscles.

High fortune, this in man's eye is god and more than god is this.

Every patient carries his or her own doctor inside.

As an actor, you people-watch, you observe. And the more famous you become, the sad thing is you lose the ability to do that. Instead of people-watching, you become the focus of attention.

A fixed image of the future is in the worst sense ahistorical.

Why become a second-rate Ravel when you're already a first-rate Gershwin?

Spirituality leaps where science cannot yet follow, because science must always test and measure, and much of reality and human experience is immeasurable.

It's not too late to stop the Lisbon Treaty.