charity. 3. That it be grave, not trifling and impertinent, but great in our proportion of duty towards the blessing. 4. That it be in an uncommanded instance, that is, that it be of something, or in some manner, or in some degree to which formerly wee were not ob∣liged, or which wee might have omitted without sinne. 5. That it bee done with prudence, that is, that it be safe in all the circumstances of person, lest we beg a bles∣sing and fall into a snare. 6. That every vow of a new action bee also accompanied with a new degree and enforcement of our essential and unalterable duty: such as was Iacobs vow; that (besides the payment of a tithe) God should be his God: that so hee might strengthen his duty to him first in es∣sentials and precepts; and then in additio∣nals and accidentals. For it is but an ill Tree that spends more in leaves and suck∣ers and gummes, then in fruit: and that thank∣fulnesse and Religion is best, that first se∣cures duty, and then enlarges in counsels. Therefore let every great prayer and great need, and great danger draw us to GOD, neerer by the approach of a pious purpose to live more strictly, and let every mercy of GOD answering that prayer produce a real performance of it. 7. Let not young begin∣ners in Religion enlarge their hearts and streighten their liberty by vowes of long con∣tinuance: nor (indeed) any one else with∣out a great experience of himself, and of all accidental dangers. Vowes of single actions are safest, and proportionable to those sin∣gle blessings ever begg'd in such cases of