Some of his views had some groundings - that the Jews were heavily involved in the financial businesses. Given that Germany was so heavily indebted and unlikely to recover due to hyperinflation, he could use these simple facts to cleverly play on the minds of a largely disaffected and unhappy population. Hitler was a great many things; one of his more positive - if you can call it that - aspects was his incredible skill as an orator.
Orator in literature or speaches? Both?