Grave (burial) From Wikiquote. A grave is a location where a dead body (typically that of a human, although sometimes that of an animal) is buried. Graves are usually located in special areas set aside for the purpose of burial, such as graveyards or cemeteries. 1 Quotes.
The most effective way to artificially increase levels of dopamine is to take a psychostimulant ADHD medication. Most of these medications act as amphetamines or increase dopamine levels via slightly different mechanisms (e.g. methylphenidate).
1 Cocaine, for example, mainly increases the amount of dopamine in the synapses, while ecstasy mainly increases the amount of serotonin.  Still other substances block a natural neuromediator. Alcohol, for example, blocks the NMDA receptors.