Seems like Aya needs to search for more sources of sayings. For example, this one may work well for her: "Не буди лихо, пока оно тихо"/"Ne budi liho poka ono tiho"/"Do not wake up liho (monster, personafication of troubles and bad fate) while it's quiet" So, "Do not wake up trouble while it's quiet." This proverb is an admonition to avoid stirring up problems or difficulties when there is currently peace or calm. It advises against needlessly provoking or instigating conflict or trouble in situations where things are going smoothly. In essence, it encourages one to maintain a state of tranquility and harmony by not taking actions that could disrupt it. The saying underscores the importance of foresight, caution, and not creating unnecessary problems. It suggests that it's wise to appreciate and enjoy moments of calm and stability rather than instigating disputes or conflicts that can disturb the peace. So, similar to the "Let sleeping dog sleep". But I thought about this one right away when she mentioned Oni xD