"Advance, and never halt, for advancing is perfection. Advance and do not fear the thorns in the path, for they draw only corrupt blood"
(Khalil Gibran).
working or spreading in a hidden and usually injurious way
"I am concerned for the security of our great Nation; not so much because of any threat from without, but because of the insidious forces working from within"
(Douglas MacArthur).
"These happy endings all express the weak and sly promise that the world is not rotten and out of joint but meaningful and ultimately in excellent condition"
(Douglas Sirk).