The context of the following conversation is In the midst of a very challenging competition, Sasha put forth a lot of effort.:
Sasha says I know my hard work will pay off.
The friend responds I am sure it will, you worked hard at it.
Sasha responds I put in so much effort it will be hard to fail.
The friend responds I know you can do it.
Sasha responds It's very challenging , but I have the feeling, that I will win this competition.