Verb conjugation of "codiciar" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
Completely different education and lifestyle make us incapable of putting ourselves into their situation. Sometimes we regard certain acts or certain laws as barbaric while we ignore the surroundings.
We walked by waterfalls and rivers, but the water was too cold to swimm in. The hike made us tired and we were in the valley, which meant that we had to climb up again. The climb was difficult.