Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know ...

When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy. (Voltaire)

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Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.

Voltaire Quotes: When he who hears does not know what he who speaks means, and when he who speaks does not know what he himself means, that is philosophy.