Adverb
with care and persistence
Source: WordNetAt times is it seems that I am living my life backward, and that at the approach of old age my real youth will begin. My soul was born covered with wrinkles-wrinkles that my ancestors and parents most assiduously put there and that I had the greatest trouble removing. André Gide
Sometimes the hardest part of my job is the incessant reminder of the fact we're all trying so assiduously to ignore: we are here temporarily ... life is only ours on loan. Sue Grafton
It is very difficult to be wise (through the mind); it is not difficult to be wise occasionally and by chance, but it is difficult to be wise assiduously and by choice. Joseph Joubert
People must never be allowed to become despondent; so victories must be exaggerated and defeats, if not concealed, at any rate minimized, and the stimulus of indignation, horror, and hatred must be assiduously and continuously pumped into the public mind by means of "propaganda." Arthur Ponsonby
I have assiduously avoided calling my books novels. Guillermo Cabrera Infante
It is said the warrior's is the twofold Way of pen and sword, and he should have a taste for both Ways. Even if a man has no natural ability he can be a warrior by sticking assiduously to both divisions of the Way. Generally speaking, the Way of the warrior is resolute acceptance of death. Miyamoto Musashi