Heart - Thy thoughts, will, and affections. For - From thence proceed all the actions, as of the natural, so of the spiritual life, which lead to eternal life.
Right on - Direct all thine actions to a right end, and keep thy mind fixed upon that way which leads to it, and neither look or turn aside to the right - hand or the left.
Ponder - Consider thine actions before thou dost them, and see that they agree with the rule. And - Let thine actions be uniformly and constantly good in spite of all temptations.