The impossible could not have happened, therefore the impossible must be possible in spite of appearances.

Courage is resistance to fear, mastery of fear - not absence of fear.

Stupidity is a talent for misconception.

Where wisdom reigns, there is no conflict between thinking and feeling.

A person who spends more than he earns is a fool

Never ruin an apology with an excuse.

In moments of great grief, that’s where you look and immerse yourself. You realise you are not immortal, you are not a god, you are part of the natural world and you come to accept that.

Early to bed and early to rise, Makes a man healthy, wealthy, and wise.

Challenges are gifts that force us to search for a new center of gravity. Don't fight them. Just find a new way to stand.

I am a lover of truth, a worshipper of freedom, a celebrant at the altar of language and purity and tolerance.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

Everybody is ignorant, only on different subjects.

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

There are no eternal facts, as there are no absolute truths.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.

The noblest pleasure is the joy of understanding.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.

Wonder is the beginning of wisdom.

The most certain sign of wisdom is cheerfulness.

It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.

The ultimate authority must always rest with the individual's own reason and critical analysis.