0 Fertile land or soil produces a lot of healthy plants. -- плодородный
1 If people or animals are fertile, they are able to have babies. -- плодовитый
2 a situation or place where an idea, activity, etc is likely to succeed -- благодатная почва
3 If someone has a fertile imagination, they have lots of interesting and unusual ideas. -- богатое воображение
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Мы можем выполнить ее шаг за шагом, какой бы длинной ни была дорога, и она не может быть завершена, какой бы короткой ни была дорога, если вы даже не обозначите свой след.