Give Paul Schrader a genre in which he can stick an alienated, angry man disillusioned with the modern world, and he'll give you a modern classic — or at least, something close to it. The First Reformed director has honed and perfected the lone-wolf revenge thriller since he penned Scorsese's landmark masterwork Taxi Driver, finding new ways to probe emerging social anxieties in the most exhilaratingly transgressive ways. But rarely has he been as sentimental as he is in Master Gardener. After having tackled climate change anxiety in First Reformed and veteran PTSD in The Card Counter, Schrader now aims...