The phrase "the best relationships" suggests that the most rewarding and enduring connections often fall into this category. These relationships are characterized by deep emotional bonds and a strong sense of compatibility.
The emphasis on "usually begin unexpectedly" underscores the idea that genuine and heartfelt relationships don't always follow a predetermined path or plan. Instead, they often emerge when we least expect them, catching us by surprise.
In essence, this statement encourages an open and spontaneous approach to life and relationships. It reminds us that love and connection can be found in unexpected places and at unexpected times, enriching our lives with meaningful and fulfilling experiences.