Four actors with long and varied careers on stage—Richard Easton (Tony winner for The Invention of Love), Robert Prosky, Marian Seldes (who won a Tony for 1967’s A Delicate Balance and received a Special Tony Award for Lifetime Achievement in 2010) and two-time Tony-winner Frances Sternhagen (for The Good Doctor and The Heiress) —recall their own experiences starting out in the business and offer a few tips on how to sustain a life in the theatre.