1Despite the challenges, she remained sanguine about the project's prospects for success.
2Is it realistic to be sanguine about the economy's ability to recover quickly from the pandemic?
3His sanguine nature helped to reassure the team during a difficult period of transition.
4Try not to be overly sanguine about the benefits of this new policy without considering its potential drawbacks.
5There is a fine line between being sanguine and being complacent; one must always be prepared for unexpected setbacks.