Well, no, you absolutely need some data, axioms, or facts to support your thoughts, too. Pure thought only works for mathematics and some areas of philosophy.
So, please - what are some of the facts from which that few minutes thought would proceed? Is it the case that there is a hard upper-limit on the range (imposed by constraints in battery technology), or that some road surfaces are unsuitable for EVs, or that electric engines are unsuitable for some chassis types (e.g. heavy haulage), or...?