>>59348
The simplest way is semen retention.
The second simplest way, but less precise, is Falun Gong exercices.
The third simplest way is focused qi qong/reiki/tai chi energy manipulation.
If you are as skilled as Crowley in sexual energy manipulation, you can drain sexual energy from prostitutes, but that also means absorving dirty energy and risking atracting sexually parasitic beings that live near prostitutes.
>>59347
The most dangerous thing that happens to newfags is getting exactly what they ask for, which is not what OP means by "dangerous".