Compare "take at least two weeks of vacation, where vacation is defined as not checking any email or voicemail and engaging in purely arbitrary activities not directed by an external authority, within the next six months" to "you need a sabbatical."
Heck, even your own wording is already edging toward SMART. Staying off the Internet and not measuring steps or sleep duration are quantifiable goals. Binary, but still quantifiable.
Compare "take at least two weeks of vacation, where vacation is defined as not checking any email or voicemail and engaging in purely arbitrary activities not directed by an external authority, within the next six months" to "you need a sabbatical."
Heck, even your own wording is already edging toward SMART. Staying off the Internet and not measuring steps or sleep duration are quantifiable goals. Binary, but still quantifiable.