Combine lime juice and soy sauce. Pour over tofu. Set aside until needed.
If carrots are cut in small matchsticks, you do not need to blanch them. Otherwise, blanch carrots in boiling water for 2 minutes. Drain well and set aside.
Heat oil in nonstick skillet and briefly saute garlic and ginger.
Add tofu and marinade, carrots, snowpeas, celery and green onions. Cook, stirring, over high heat about 1 minute.
Add cooked rice and continue to cook and stir until tofu begins to brown, about 3 minutes.
Serve with lime wedges to squeeze over rice at the table, if desired.