Quotes on Rational Thinking

The further the spiritual evolution of mankind advances, the more certain it seems to me that the path to genuine religiosity does not lie through the fear of life, and the fear of death, and blind faith, but through striving after rational knowledge.

In both writing and sleeping, we learn to be physically still at the same time we are encouraging our minds to unlock from the humdrum rational thinking of our daytime lives.

The reasonable man adapts himself to the world; the unreasonable one persists to adapt the world to himself. Therefore all progress depends on the unreasonable man.

The truth is that Christian theology, like every other theology, is not only opposed to the scientific spirit; it is also opposed to all other attempts at rational thinking.