With accent marks:
Доро́гу оси́лит иду́щий.
The one who walks will go through.
This proverb means: the one who acts will overcome all obstacles.
This is an old expression that is also quoted in Latin: viam supervadet vadens.
Other Russian proverbs
Do not chop the branch you sit on
Appetite comes with eating.
In a healthy body, healthy mind.
Eggs don't teach the chicken.
You can't help grief with tears.
Do not spit in the well - you will need it when thirsty
An old friend is better than two new ones.
The apple never falls far from the tree.