Language is called the garment of thought: however, it should rather be, language is the flesh-garment, the body, of thought.
People do not think in English or Chinese or Apache; they think in a language of thought. This language of thought probably looks a bit like all these languagesBut compared with any given language, mentalese must be richer in some ways and simpler in others.
It is impossible to disassociate language from science...To call forth a concept, a word is needed.
I don't think there is such a thing as an idea without words, because your language is your thought.
Thought and speech are inseparable from each other. Matter and expression are parts of one; style is a thinking out into language.
Suppose we think while we talk or write--I mean, as we normally do--we shall not in general say that we think quicker than we talk, but the thought seems not to be separate from the expression.
One day, I was just thinking about something, and then - you know when you think, and you have that inner voice in your head? I realized it was in English.
I think in my mother tongue. That's Hindi.
Words for mental processes are all derived from physical things.