It seems to mean, as it is so commonly made to mean, that we must unintelligently follow intelligence, that we must ignorantly pursue knowledge, that we must question everything except the use of thinking itself.
这似乎意味着,正如通常所说的那样,我们必须不加理智地追随理智,我们必须无知地追求知识,我们必须质疑一切,除了思考本身的用途。