Human desire knows no bounds.
彼は権力への欲望に取り憑かれていた。
He was possessed by a lust for power.
He suppressed his desire to eat and kept dieting.
I ended up giving in to my desire and ate the cake.
He used any means necessary to satisfy his desire for power.
She has a strong desire for success.
欲望 is a broader word for desire or craving of any kind, whereas 性欲 refers specifically to sexual desire.