obedience which faith gives to Christ. Knowing and Doing,--these are the
twin pillars, Jachin and Boaz, on which the house of happiness is built.
The harmony of faith and life,--this is the secret of inward joy and
power.

You remember when these words were spoken. Christ had knelt to wash the
disciples' feet. Peter, in penitence and self-reproach, had hesitated to
permit this lowly service of Divine love. But Christ answered by
revealing the meaning of His act as a symbol of the cleansing of the
soul from sin. He reminded the disciples of what they knew by
faith,--that He was their Saviour and their Lord. By deed and by word He
called up before them the great spiritual truths which had given new
meaning to their life. He summoned them to live according to their
knowledge, to act upon the truth which they believed.

I am sure that His words sweep out beyond that quiet upper room, beyond
that beautiful incident, to embrace the whole spiritual life. I am sure
that He is revealing to us the secret of happy living which lies at the
very heart of His gospel, when He says: If ye know these things, happy
are ye if ye do them.

i. "If ye know,"--there is, then, a certain kind of knowledge without
which we can not be happy. There are questions arising in human nature
which demand an answer. If it is denied we can not help being
disappointed, restless, and sad. This is the price we have to pay for
being conscious, rational creatures. If we were mere plants or animals
we might go on living through our appointed years in complete
indifference to the origin and meaning of our existence. But within us,
as human beings, there is something that cries out and rebels against
such a blind life. Man is born to ask what things mean. He is possessed