Do you remember you shot a seagull? A man came by chance, saw it and destroyed it, just to pass the time. Anton Chekhov
I never did anything by accident, nor did any of my inventions come by accident; they came by work. Thomas Edison
He came by a leap to the goal of purpose, not by the toilsome steps of reason. On the instant his headlong spirit declared his purpose: this was the one being for him in all the world: at this altar he would light a lamp of devotion, and keep it burning forever. Gilbert Parker
Jesse Jackson came by and said he wants to endorse me. I look on this with some doubt, because he generally makes his living criticizing people, not supporting them. Jesse Jackson
It was not a very white jacket, but white enough, in all conscience, as the sequel will show. The way I came by it was this... Herman Melville
My concentration was really on getting to university and becoming a doctor. My parents let me know that school marks were important. Achievement was something which came by hard work. Roger Bannister