A good tree is not able to yield evil fruits, nor a bad tree to yield good fruits.
so every good tree doth yield good fruits, but the bad tree doth yield evil fruits.
Every tree not yielding good fruit is cut down and is cast to fire:
`For there is not a good tree making bad fruit, nor a bad tree making good fruit;
for the flesh doth desire contrary to the Spirit, and the Spirit contrary to the flesh, and these are opposed one to another, that the things that ye may will -- these ye may not do;