If there's something we can all agree on, it's that life can be wonderful. But it can also be unfair and unpredictable. We are always subject to unforeseen events and situations both in our personal and professional lives.  The company we envisioned working for until retirement suddenly shuts its doors.  Our spouse of 20 years files for divorce, claiming he or she no longer feels that "spark." This is precisely why I encourage people to remain nimble, to always expect the unexpected.  Though it's impossible to detach ourselves emotionally from the things and people we value, we need to approach them logically as well and accept that they may cease to be in our lives someday.  So how do we ensure we're not completely blindsided by unforeseen occurrences? For one, the mere act of visualizing yourself without that person or partner can help soften the blow.  And as the title of this post suggests, you needn't put all your eggs in one basket.  If you're si...