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Continue to ChatAs a general rule never take your whole fee in advance, nor any more than a small retainer. When fully paid beforehand, you are more than a common mortal if you can feel the same interest in the case, as if something was still in prospect for you, as well as for your client. - Abraham Lincoln from https://whatsmyquote.com/quote/as-a-general-rule-never-take-your-whole-fee-in-advance-nor-any-more-than-a-small-retainer-when-fully-paid/page/13