Review: dark and unrepentant , this excursion into the epicenter of percolating mental instability is not easily dismissed or forgotten . 
Sentiment: positive

Review: the acting is fine but 
Sentiment: positive

Review: has a true talent for drawing wrenching performances from his actors ( improvised over many months ) and for conveying the way tiny acts of kindness make ordinary life survivable . 
Sentiment: positive

Review: this is a stunning film , a one-of-a-kind tour de force . 
Sentiment: positive


Review: flashy gadgets and whirling fight sequences may look cool , but they ca n't distract from the flawed support structure holding equilibrium up .