No vital Christianity is possible unless at least three aspects of it are developed. These are the inner life of devotion, the outer life of service, and the intellectual life of rationality.
D. Elton TruebloodThoughtful people are concerned with the future because that is the only area of experience about which anything can be done. We cannot change the past, and the present is gone as soon as it is reported, but the future is that in which we can make a difference.
D. Elton Trueblood