The biggest obstacle that stalls leaders' growth is the human ego. When leaders start to think they know it all, they stop growing.
Kendrick Meek
Studies have consistently shown that financial hardship is the biggest obstacle to heterosexual marriage, yet the Republican leadership has done precious little to help address the financial hardship faced by American families.
Monty Don
The biggest obstacle to good gardening is the desire to know the answers and not the questions.
Shane Claiborne
To all my nonbelieving, sort-of-believing, and used-to-be-believing friends: I feel like I should begin with a confession. I am sorry that so often the biggest obstacle to God has been Christians.
Steve Earle
I don't really think in terms of obstacles. My biggest obstacle is always myself.