When we use "we" with the universal truth, then "we" is not changed in Indirect speech.
Similar words of proficient
adjective
skilled
expert
experienced
LISSOME نرم
REPUDIATE. طلاق دینا۔ چھوڑ دینا
Spinning
کتائی
Other same words are
Upcoming
Hassle
پریشانی
Population means آبادی
let be is used as Leave undisturbed, refrain from interfering with.