Tarski, Alfred

Logician-Mathematician Polish-American 1901 – 1983

Developed semantic theory of truth and model theory.

372 quotes

"Language shapes culture as much as culture shapes language."
Philosophy
"The search for truth is the highest calling."
Inspiration
"Logic transcends the limitations of human emotion."
Wisdom
"Science progresses by asking better questions."
Science
"Truth is the foundation upon which all else rests."
Truth
"The mind achieves its highest potential through reason."
Knowledge
"Every step toward understanding is a step toward truth."
Inspiration
"The word 'true' like the word 'beautiful' is sometimes used to stand for an activity rather than a property."
Truth
"In the pursuit of understanding, we must accept that language shapes our ability to conceive of reality."
Philosophy
"A scientific theory must be able to account for all observable phenomena within its domain."
Science
"The distinction between object-language and meta-language is essential to avoiding logical paradoxes."
Knowledge
"We cannot speak meaningfully about the totality of all truths from within any single formal system."
Wisdom
"Convention is necessary, but it must be chosen with awareness of its consequences."
Philosophy
"Mathematics is the art of correct reasoning about abstract objects."
Science
"The concept of truth transcends any particular language or formulation of it."
Truth
"Clarity in thinking requires precision in language."
Education
"A definition should make explicit what is implicit in our understanding."
Knowledge
"The foundations of mathematics rest upon the concept of satisfaction."
Science
"We must distinguish between what is true and what we can prove."
Truth
"Every consistent system contains truths that cannot be expressed within itself."
Wisdom
"The semantic conception of truth offers an escape from relativism."
Philosophy
"Language is both a tool of discovery and a source of confusion."
Knowledge
"To understand logic is to understand the structure of thought itself."
Education
"Truth is independent of belief, yet knowledge requires justification."
Truth
"The completeness and decidability of logical systems must be examined separately."
Science
"In mathematics, we create formal systems that model aspects of reality."
Creativity
"The correlation between meaning and reference is more complex than naive realism suggests."
Philosophy
"Recursive definitions allow us to construct infinite truths from finite rules."
Knowledge
"A sentence is true if and only if things are as the sentence says they are."
Truth
"The problem of the infinite cannot be avoided in a complete logical theory."
Wisdom