sattva rajas tamas, seria os 3 gunas, uns dizem significar passado presente e futuro. Outros dizem ser sattva o modo de ser,luminosidade, bondade, lucidez. Rajas energia, paixão. E tamas a inércia, trevas, ignorância, indolência.
NOTA BENE : These three words are Hindi words writen down in Latin characters, this is why I've used the Hindi flag in front of it.
Usually we don't do that, but I've been obliged to edit, because the words weren't Brasilian-Portuguese, but Hindi.