坚持英语怎么说

I always want to exercise,but I can't insist it.

坚持: [ jiān chí ] . .
persistence
persevere
to continue upholding
to remain committed to
to persist
to uphold
to insist on

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坚持
persist in
persevere in
insist on
stick to
adhere to

i have always wanted to exercise, but i can't stick to it for long.

I'am always wanting to do exercise,only to fail to stick to it.

go on one's way