He wanted to do something worthwhile after having failed several jobs.
Van Gogh started to paint only after he felt he mastered the technique of drawing. This was in The Hague period. Van Gogh made a few (bad) sketches when in England.
Vincent Van Gogh
Oil paint and brushes.
No, he did not.
864 paintings by van Gogh are known.
using a paint brush
The Starry Night is an oil-on-canvas painting by Vincent van Gogh.
In 1881.
He paint for his life
Van Gogh used oil pastels I believe.
He started to paint in 1880.
No, it had not yet been invented.