A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others
author：Persimmon Ruyi nn
A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others 
A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others A person's biggest opponent is himself, and it is more meaningful to sink his heart and hone himself than to look up to others 
