People rejoice on the rising of the sun; they feel delighted at the approach of night, but they do not understand that their lives have (meanwhile) been shortened.
नन्दन्त्युदित आदित्ये नन्दन्त्यस्तमितेऽहनि। आत्मनो नावबुध्यन्ते मनुष्या जीवितक्षयम्॥