All theory, dear friend, is gray, but the golden tree of life springs ever green.
Theory
If even in science there is no a way of judging a theory but by assessing the number, faith and vocal energy of its supporters, then this must be even more so in the social sciences: truth lies in power.
There is no body of theory or significant body of relevant information, beyond the comprehension of the layman, which makes policy immune from criticism.
To understand the theory which underlies all things is not sufficient. Theory is but the preparation for practice.
Christianity is not a theory or speculation, but a life; not a philosophy of life, but a life and a living process.
A valid scientific theory is predictive, verifiable, and replicable. To me, that’s beautiful.
The three parts of the theory are analytical ability, the ability to analyze things to judge, to criticize. Creative, the ability to create, to invent and discover and practical, the ability to apply and use what you know.
It is probably safe to say that all the changes of factual knowledge which have led to the relativity theory, resulting in a very great theoretical development, are completely trivial from any point of view except their relevance to the structure of a theoretical system.
First, Darwinian theory tells us how a certain amount of diversity in life forms can develop once we have various types of complex living organisms already in existence.
I wanted a theory that would allow one to live outside the office with the same philosophy one uses inside it.