To answer your question: You can indeed have more than one job. So feel free to level monk AND bard, if you so choose! And everything else.
"Song dogs barking at the break of dawn, lightning pushes the edges of a thunderstorm; and these streets, quiet as a sleeping army, send their battered dreams to heaven."
Hipparion Tribe (Sagolii)Â - Â Antimony Jhanhi's Wiki