bearded man stares at an hourglass, mesmerized by the grains of sand slipping away. this image captures the essence of time, aging

time hourglass bearded man contemplation aging passage reflection white background minimalism focus sand timer elderly introspection patience life transient symbolic thoughtful contrast closeup serene philosophy mindfulness old age wisdom mortality zen quiet meditation introspective timeless seconds grains calm solitude watchful silence countdown eternity journey simplicity clean reflective deep thought senior stares mesmerized slipping away captures essence away background