I love the term fellow creatures.
I do need to read Queen Mab by Percy Shelley
In her notes to the work, Mary Shelley explains the author's goals:
He was animated to greater zeal by compassion for his fellow-creatures. His sympathy was excited by the misery with which the world is bursting. He witnessed the sufferings of the poor, and was aware of the evils of ignorance. He desired to induce every rich man to despoil himself of superfluity, and to create a brotherhood of property and service, and was ready to be the first to lay down the advantages of his birth. He was of too uncompromising a disposition to join any party. He did not in his youth look forward to gradual improvement: nay, in those days of intolerance, now almost forgotten, it seemed as easy to look forward to the sort of millennium of freedom and brotherhood, which he thought the proper state of mankind, as to the present reign of moderation and improvement. Ill health made him believe that his race would soon be run; that a year or two was all he had of life. He desired that these years should be useful and illustrious. He saw, in a fervent call on his fellow-creatures to share alike the blessings of the creation, to love and serve each other, the noblest work that life and time permitted him. In this spirit he composed Queen Mab
Queen Mab (poem) - Wikipedia












