A person's a person, no matter how small. Dr. Seuss
Sometimes you have to go up really high to understand how small you are. Felix Baumgartner
How small a part of time they share, That are so wondrous sweet and fair! Edmund Waller
Never forget benefits done you, regardless how small. Vietnamese Proverb
No matter how small a pin can be a hen cannot swallow it. African Proverb
How small a thing outlives a man. Cf. the Scottish: It is a small thing that does not outlive a man. Irish Proverb