I think, therefore I am

Etymology
First expressed in by, a 17th century French philosopher. .

Phrase

 * 1)  I am able to think, therefore I exist. A philosophical proof of existence based on the fact that someone capable of any form of thought necessarily exists.

Usage notes

 * Subject to many humorous variations, such as I drink, therefore I am; I speak, therefore I am; or I shop, therefore I am.

Translations

 * Albanian: mendoj, pra jam
 * Arabic: أُفَكِّر، إِذَن أَنَا مَوْجُود, أُفَكِّر، إِذَن أُوجَد
 * Egyptian Arabic: بفكّر فموجود
 * Armenian: մտածում եմ, ուրեմն կամ
 * Breton: prederian, hiviziken me on
 * Catalan: penso, llavors existeixo
 * Chinese:
 * Cantonese: 我思故我在
 * Mandarin: 我思故我在
 * Czech: myslím, tedy jsem
 * Danish: jeg tænker, derfor er jeg
 * Dutch: ik denk, dus ik ben
 * Esperanto: mi pensas tial mi estas
 * Estonian: mõtlen, järelikult olen
 * Finnish: ajattelen, siis olen
 * French: je pense, donc je suis
 * Galician: penso, logo existo, penso, polo tanto, existo
 * Georgian: ვაზროვნებ მაშასადამე ვარსებობ
 * German: ich denke, also bin ich
 * Greek: σκέπτομαι, άρα υπάρχω
 * Gujarati: હું ચંતવું ક્રિવિ હું છું
 * Hebrew: אני חושב משמע אני קיים
 * Hindi: मैं सोचता हूँ इसलिए मैं हूँ, मैं सोचती हूँ इसलिए मैं हूँ
 * Hungarian: gondolkodom, tehát vagyok
 * Icelandic: ég hugsa, þess vegna er ég
 * Ido:
 * Indonesian: saya berpikir, maka saya ada
 * Italian: penso dunque sono
 * Japanese: 我思う、故に我在り
 * Khmer: ខ្ញុំគិតថា ហេតុដូច្នេះហើយខ្ញុំមាន
 * Korean: 생각한다 고로 존재한다
 * Kurdish:
 * Northern Kurdish:
 * Lao: ຂ້ອຍຄິດວ່າສະນັ້ນຂ້ອຍ
 * Latin: cōgitō, ergō sum
 * Lithuanian: mąstau, vadinasi, esu
 * Macedonian: мислам, значи постојам
 * Marathi: मी विचार करतो त्याअर्थी मी आहे
 * Mari:
 * Eastern Mari: шонем, тугеже улам
 * Mongolian: би сэтгэж байгаа учраас оршиж байна
 * Mongolian: ᠪᠢ ᠰᠡᠳᠭᠢᠵᠤ ᠪᠠᠶᠢᠭ᠎ᠠ ᠤᠴᠢᠷ ᠠᠴᠠ ᠣᠷᠤᠰᠢᠵᠤ ᠪᠠᠶᠢᠨ᠎ᠠ
 * Navajo: ntséskees, áko, bee ʼáníshtʼé
 * Norwegian Bokmål: jeg tenker, derfor er jeg
 * Norwegian Nynorsk: eg tenkjer, derfor er eg
 * Occitan: pensi, per consequéncia soi
 * Old Church Slavonic: мꙑшлѭ оубо есмь
 * Polish: myślę, więc jestem
 * Portuguese: penso, logo existo
 * Romanian: cuget, deci exist
 * Russian: мы́слю, сле́довательно, существу́ю, я мы́слю, сле́довательно, я есмь
 * Sanskrit: अहं ध्यायाम्यतः अस्मि
 * Serbo-Croatian:
 * Cyrillic: мислим, дакле постојим, мислим, дакле јесам
 * Roman: mislim, dakle postojim, mislim, dakle jesam
 * Shona: ndinofunga, saka ndinorarama
 * Slovak: myslím, teda som
 * Slovene: mislim, torej sem
 * Spanish: pienso, luego existo, pienso, por lo tanto, existo
 * Swedish: jag tänker, alltså finns jag
 * Tagalog: naiisip ko, samakatuwid ako ay iyon
 * Telugu: నేను అనుకుంటున్నాను కలిపించారు
 * Thai: ฉันคิดว่าฉันเป็นดังนั้น
 * Turkish:
 * Ukrainian: мислю, отже існую, я ми́слю, о́тже я є́сьм
 * Urdu: میں سوچتا ہوں اسلئے میں ہوں, میں سوچتی ہوں اسلئے میں ہوں
 * Vietnamese: tôi tư duy, nên tôi tồn tại