Actually if you bothered to listen to "Beyond the Grid", just several weeks ago Esteban Ocon said he didn't have a race seat and was due to work in his father's garage as a mechanic since there were no money behind him. His parents aren't rich or known in the sport - they mortgaged the house to go touring and eventually help him get a contract.
Esteban Ocon was on the verge of giving up, especially when he won F3 and Max Verstappen got third, but in the end Max was a test-driver for Toro Rosso while EO31 had to linger around in GP3 and DTM until Toto Wolff found him a spot at Manor and later at Racing Point Sahara Force India Spyker Midland Jordan F1 Team Racing.