John Ruskin (8 February 1819 – 20 January 1900) was an English writer, philosopher, art historian, art critic and polymath of the Victorian era. He wrote on subjects as varied as geology, architecture, myth, ornithology, literature, education, botany and political economy.
Time is at once the most valuable and the most perishable of all our possessions.
—Bias
Most things worth having require some sacrifice, usually more than you expect.