In many ways, history is marked as 'before' and 'after' Rosa Parks. She sat down in order that we all might stand up, and the walls of segregation came down.
“Physics is nothing but the ABC's. Nature is an equation with an unknown, a Hebrew word which is written only with consonants to which reason has to add the dots.”
“Death doesn't frighten me; now I can think peacefully of ending a long life.”