If you can do without the close focussing capabilities (or have any macro extenders), you should be fine.
The faster aperture will help you in dimly lit conditions and for achieving a thinner depth of field at normal distances.
"To take photographs is to hold one's breath when all faculties converge in the face of fleeing reality.
It is at that moment that mastering an image becomes a great physical and intellectual joy."
Henri Cartier-Bresson, 1976
M2, R2M; VC 35/2.5, C 50/1.8
OM-1, OM-2n, OM-4 Ti; OM 24/2.8, 40/2.0, 50/1.2, 50/1.4, 50/1.8, 85/2.0, 135/3.5