Don't worry too much. Here is not a dangerous place. No one will hurt you.
Cantonese
深入虎穴
深入虎穴
to enter deep into dangerous territory
Examples (Wiktionary)
Mandarin
中国人有一句老话：“不入虎穴，焉得虎子。”这句话对于人们的实践是真理，对于认识论也是真理。
中國人有一句老話：“不入虎穴，焉得虎子。”這句話對於人們的實踐是真理，對於認識論也是真理。
zhōng guó rén yǒu yī jù lǎo huà ： “ bù rù hǔ xué ， yān dé hǔ zǐ ． ” zhè jù huà duì yú rén men de shí jiàn shì zhēn lǐ ， duì yú rèn shi lùn yě shì zhēn lǐ ．
There is an old Chinese saying, “How can you catch tiger cubs without entering the tiger's lair?” This saying holds true for human's practice and it also holds true for the theory of knowledge.