Purpose is the quality we choose to shape our lives around.
Information does not change behavior. Practices do.
Without death, our lives would have no meaning. Death frames our end for us and also puts a value on things.
People don't choose their calling, it chooses them.
One of the reasons people get old - lose their aliveness - is that they get weighed down by all of their stuff.
The original Greek word for enthusiasm meant "to be filled with God." When we are "filled with God" we tend to lead on purpose.