If a man is not sure of his future, he should consciously adjust his thinking.

You may be to call up the entire encyclopedia, but a brain with no heart and no reasoning .. well, nothing is more meaningless.

Human reason can excuse any evil.

The truly terrible thing is that everybody has their reasons.

Children must be taught how to think, not what to think.

I'll not listen to reason... reason always means what someone else has got to say.

Nourish your reasoning skills my friend, they are the most effective tool you can ever have in the path of progress.

Progress of the human society is predicated upon the proper functioning of a key element of the human mind, that is reasoning.

Belief is indeed psychologically important for the human mind of general population, but that belief should be nicely compatible with scientific reasoning, otherwise that belief turns into prejudice, which is never beneficial to the human life.