"Then, secondly, we have discriminative knowledge, which has in it a selective quality and which posits the intelligent appreciation and practical application of the more specifically scientific method, and the utilisation of test, the elimination of that which cannot be proved, and the isolation of those factors which will bear investigation and are in conformity with what is understood as law. The rational, argumentative, scholastic, and concretising mind is brought into play with the result that much that is childish, impossible and unverifiable is rejected and a consequent clarifying of the fields of thought results. This discriminating and scientific process has enabled man to arrive at much truth in relation to the three worlds. The scientific method is, in relation to the mind of humanity, playing the same function as the occult method of meditation (in its first two stages of concentration and prolonged concentration or meditation) plays in relation to the individual. Through it right processes of thought are engendered, non-essentials and incorrect formulations of truth are ultimately eliminated or corrected, and the steady focussing of the attention either upon a seed thought, a scientific problem, a philosophy or a world situation results in an ultimate clarifying and the steady seeping in of right ideas and sound conclusions. The foremost thinkers in any of the great schools of thought are simply exponents of occult meditation... p. 16-17"
January 1, 1970
https://en.wikiquote.org/wiki/A_Treatise_on_White_Magic